<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>test</title>
    <script type="text/javascript"  src="js/get.js"></script>
    <style>
        .back{
            background-image: url(img/3.webp);
                height: 1000px;
                background-size: cover;
        }
   
    </style>
</head>
<body class="back">
 
    <center>
        <h2 style="color: rgba(246, 9, 9, 0.7) ;">卷一</h2>  
        <button style="width: 100px;bottom: 0">提交</button>
    </center>
    
    
   
    
</body>
</html>